CN103967929A - Double-row ball-shaped ship used loop wheel machine turntable bearing - Google Patents
Double-row ball-shaped ship used loop wheel machine turntable bearing Download PDFInfo
- Publication number
- CN103967929A CN103967929A CN201410155470.5A CN201410155470A CN103967929A CN 103967929 A CN103967929 A CN 103967929A CN 201410155470 A CN201410155470 A CN 201410155470A CN 103967929 A CN103967929 A CN 103967929A
- Authority
- CN
- China
- Prior art keywords
- outer ring
- turn
- double
- arc
- lip
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Landscapes
- Rolling Contact Bearings (AREA)
Abstract
A double-row ball-shaped ship used loop wheel machine turntable bearing relates to the technical field of bearings. According to the double-row ball-shaped ship used loop wheel machine turntable bearing, a bearing outer ring comprises an outer ring semi-cycle A (1) and an outer ring semi-cycle B (9), wherein an annular gear is arranged at the inner parts of the outer ring semi-cycle A and the outer ring semi-cycle B; arc-shaped inner rolling paths are arranged on the inner surfaces of the outer ring semi-cycle A and the outer ring semi-cycle B respectively; arc-shaped outer rolling paths corresponding to the arc-shaped inner rolling paths are arranged on two sides on the outer side the annular gear respectively; two rolling path structures are formed by the corresponding arc-shaped inner rolling paths and the arc-shaped outer rolling paths respectively; a plurality of steel balls B and steel balls A are arranged in the two rolling path structures respectively; the steel balls B and steel balls A in the two rolling path structures are individually separated by separating a block B and a separating block A; a double-lip seal ring is arranged between the out ring semi-cycle A and the out peripheral surface of the annular gear; seal is formed between one side inner surface of the out ring semi-cycle B and one side surface of the annular gear. The double-row ball-shaped ship used loop wheel machine turntable bearing is applicable in the working condition that a ship used loop wheel machine is in larger capsizing moment and axial load, the stability is good and the structure is firm.
Description
[technical field]
The present invention relates to field of bearings, specifically the present invention relates to a kind of double ball-type formula loop wheel machine turntable bearing peculiar to vessel.
[background technique]
Known, loop wheel machine peculiar to vessel is mainly welded on the fixing pilum on deck by rotation tower body, arm, the turntable bearing of loop wheel machine peculiar to vessel is arranged on crane tower body bottom conventionally, the inner ring lower end surface of turntable bearing is bolted with the fixing pilum being welded on boat deck, and upper-end surface, outer ring and the crane tower body of turntable bearing are bolted, because the effect of double ball formula loop wheel machine turntable bearing peculiar to vessel is for supporting ship loop wheel machine and transmitting torque, so need to bear larger tilting moment and thrust load, the structure of existing turntable bearing mostly is ring gear and inner ring mounting hole is fine thread, its main body is by half-turn on outer ring, on the outer ring lower branch face corresponding with ring gear, respectively open semicircular raceway together, in raceway, formed by steel ball and spacing block, the turntable bearing of common loop wheel machine peculiar to vessel is because the design of raceway wrapping angle is unreasonable, the ability that causes bearing tilting moment and thrust load is lower, common turntable bearing difficult sealing is to meet marine severe operating mode in addition, be vulnerable to the erosion of seawater, cause bearing to lose efficacy in advance.
[summary of the invention]
In order to overcome the deficiency in background technique, the invention discloses a kind of double ball-type formula loop wheel machine turntable bearing peculiar to vessel, described double ball-type formula loop wheel machine turntable bearing peculiar to vessel can not only bear the larger tilting moment of loop wheel machine peculiar to vessel and thrust load, and can meet the requirement for anticorrosion of marine severe operating mode, and firm in structure, stability is better.
For achieving the above object, the present invention adopts following technological scheme:
A kind of double ball-type formula loop wheel machine turntable bearing peculiar to vessel, comprise bearing outer ring, ring gear, spacing block, steel ball B, sealing, double-lip sealing ring and screw, described bearing outer ring comprises outer ring half-turn A and outer ring half-turn B, described outer ring half-turn A is connected by screw with outer ring half-turn B, inside at outer ring half-turn A and outer ring half-turn B is provided with ring gear, inner face at outer ring half-turn A and outer ring half-turn B is respectively equipped with raceway in arc, both sides in ring gear outside are respectively equipped with raceway outside the arc corresponding with raceway in arc, in corresponding arc, the outer raceway of raceway and arc forms respectively two roller path structures, multiple steel ball B and A are separately positioned in two roller path structures, respectively multiple steel ball B and A in two roller path structures are kept apart one by one by spacing block B and A, described two roller path structures and the point of contact of steel ball B and A and the wrapping angle of bearing radial plane are 75 °, between outer ring half-turn A and the outer edge surface of ring gear, be provided with double-lip sealing ring, between a side inner face of outer ring half-turn B and a side of ring gear, be provided with sealing.
Described double ball-type formula loop wheel machine turntable bearing peculiar to vessel, described double-lip sealing ring is loop configuration, be provided with two lip A and lip B on the top of double-lip sealing ring body, the bottom of double-lip sealing ring body is arranged in the seal groove on ring gear outer edge surface, be fixedly connected with by tensioning Stainless Steel Wire, described lip A is arranged in the sealed groove of outer ring half-turn B, and described lip B is arranged on the end face of outer ring half-turn B.
Owing to having adopted technique scheme, the present invention has following superiority:
Double ball-type formula of the present invention loop wheel machine turntable bearing peculiar to vessel, because the point of contact of roller path structure and steel ball B and the wrapping angle of bearing radial plane are set to 75 °, be applicable to the operating mode of the larger tilting moment of loop wheel machine peculiar to vessel and thrust load, good stability, and firm in structure; Between outer ring half-turn A1 and the outer edge surface of ring gear 5, be provided with double-lip sealing ring, played the radial and axial effect of sealing simultaneously, this sealing configuration effectively prevents the erosion of seawater.
[brief description of the drawings]
Fig. 1 is structural representation of the present invention;
Fig. 2 is the structural representation of double-lip sealing ring of the present invention;
Fig. 3 is the structure for amplifying schematic diagram of A of the present invention;
In the drawings: 1, outer ring half-turn A; 2, spacing block A; 3, steel ball A; 4, double-lip sealing ring; 5, ring gear; 6, sealing; 7, spacing block B; 8, steel ball B; 9, outer ring half-turn B; 10, lip A; 11, lip B; 12, tensioning Stainless Steel Wire; 13, sealed groove.
[embodiment]
Can explain in more detail the present invention by the following examples, the present invention is not limited to the following examples;
Double ball-type formula loop wheel machine turntable bearing peculiar to vessel described in 1-3 by reference to the accompanying drawings, comprise bearing outer ring, ring gear 5, spacing block B7, spacing block A2, steel ball B8, steel ball A3, sealing 6, double-lip sealing ring 4 and screw, described bearing outer ring comprises outer ring half-turn A1 and outer ring half-turn B9, described outer ring half-turn A1 is connected by screw with outer ring half-turn B9, inside at outer ring half-turn A1 and outer ring half-turn B9 is provided with ring gear 5, inner face at outer ring half-turn A1 and outer ring half-turn B9 is respectively equipped with raceway in arc, both sides in ring gear 5 outsides are respectively equipped with raceway outside the arc corresponding with raceway in arc, in corresponding arc, the outer raceway of raceway and arc forms respectively two roller path structures, multiple steel ball B8 and A3 are separately positioned in two roller path structures, respectively multiple steel ball B8 and A3 in two roller path structures are kept apart one by one by spacing block B7 and A2, described two roller path structures and the point of contact of steel ball B8 and A3 and the wrapping angle of bearing radial plane are 75 °, between outer ring half-turn A1 and the outer edge surface of ring gear 5, be provided with double-lip sealing ring 4, between a side inner face of outer ring half-turn B9 and a side of ring gear 5, be provided with sealing 6, described double-lip sealing ring 4 is loop configuration, be provided with two lip A10 and lip B11 on the top of double-lip sealing ring 4 bodies, the bottom of double-lip sealing ring 4 bodies is arranged in the seal groove on ring gear 5 outer edge surfaces, be fixedly connected with by tensioning Stainless Steel Wire 12, described lip A10 is arranged in the sealed groove 13 of outer ring half-turn B9, and described lip B11 is arranged on the end face of outer ring half-turn B9.
Implement double ball-type formula of the present invention loop wheel machine turntable bearing peculiar to vessel, in use, by screw, outer ring half-turn A1 is fixedly connected with outer ring half-turn B9, ring gear 5 is arranged on the inside of outer ring half-turn A1 and outer ring half-turn B9, inner side surface at outer ring half-turn A1 and outer ring half-turn B9 is provided with arc raceway, be respectively equipped with the outer arcuate raceway corresponding with arc raceway in the both sides of ring gear 5 outer edge surfaces, form two roller path structures by arc raceway and corresponding outer arcuate raceway, multiple steel ball B8 and A3 are separately positioned in two roller path structures, respectively multiple steel ball B8 and A3 in two roller path structures are kept apart one by one by spacing block B7 and A2, two roller path structures and the point of contact of steel ball B8 and A3 and the wrapping angle of bearing radial plane are 75 °, be applicable to the operating mode of the larger tilting moment of loop wheel machine peculiar to vessel and thrust load, good stability, and firm in structure, between a side inner face of outer ring half-turn B9 and a side of ring gear 5, be provided with sealing 6, between outer ring half-turn A1 and the outer edge surface of ring gear 5, be provided with double-lip sealing ring 4, be provided with two lip A10 and lip B11 on the top of double-lip sealing ring 4 bodies, the bottom of double-lip sealing ring 4 bodies is arranged in the seal groove on ring gear 5 outer edge surfaces, be fixedly connected with by tensioning Stainless Steel Wire 12, lip A10 is arranged in the sealed groove 13 of outer ring half-turn B9, play the effect of radial seal, lip B11 is arranged on the end face of outer ring half-turn B9, play the effect of axial seal, radial and axial time, sealing can effectively prevent the erosion of seawater.
Part not in the detailed description of the invention is prior art.
The embodiment who selects in this article for open goal of the invention of the present invention, currently thinks suitablely, still, will be appreciated that, the present invention is intended to comprise that all belong to all changes and the improvement of the embodiment in this design and invention scope.
Claims (2)
1. a double ball-type formula loop wheel machine turntable bearing peculiar to vessel, it is characterized in that: comprise bearing outer ring, ring gear (5), spacing block (7), steel ball B(8), sealing (6), double-lip sealing ring (4) and screw, described bearing outer ring comprises outer ring half-turn A(1) and outer ring half-turn B(9), described outer ring half-turn A(1) with outer ring half-turn B(9) be connected by screw, at outer ring half-turn A(1) and outer ring half-turn B(9) inside be provided with ring gear (5), at outer ring half-turn A(1) and outer ring half-turn B(9) inner face be respectively equipped with raceway in arc, both sides in ring gear (5) outside are respectively equipped with raceway outside the arc corresponding with raceway in arc, in corresponding arc, the outer raceway of raceway and arc forms respectively two roller path structures, multiple steel ball B(8) and steel ball A(3) be separately positioned in two roller path structures, by spacing block B(7) and spacing block A(2) respectively by the multiple steel ball B(8 in two roller path structures) and steel ball A(3) keep apart one by one, described two roller path structures and steel ball B(8) and steel ball A(3) point of contact and the wrapping angle of bearing radial plane be 75 °, at outer ring half-turn A(1) and the outer edge surface of ring gear (5) between be provided with double-lip sealing ring (4), at outer ring half-turn B(9) a side inner face and a side of ring gear (5) between be provided with sealing (6).
2. double ball-type formula according to claim 1 loop wheel machine turntable bearing peculiar to vessel, it is characterized in that: described double-lip sealing ring (4) is loop configuration, top at double-lip sealing ring (4) body is provided with two lip A(10) and lip B(11), the bottom of double-lip sealing ring (4) body is arranged in the seal groove on ring gear (5) outer edge surface, be fixedly connected with by tensioning Stainless Steel Wire (12), described lip A(10) be arranged on outer ring half-turn B(9) sealed groove (13) in, described lip B(11) be arranged on outer ring half-turn B(9) end face on.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410155470.5A CN103967929A (en) | 2014-04-18 | 2014-04-18 | Double-row ball-shaped ship used loop wheel machine turntable bearing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410155470.5A CN103967929A (en) | 2014-04-18 | 2014-04-18 | Double-row ball-shaped ship used loop wheel machine turntable bearing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103967929A true CN103967929A (en) | 2014-08-06 |
Family
ID=51237816
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410155470.5A Pending CN103967929A (en) | 2014-04-18 | 2014-04-18 | Double-row ball-shaped ship used loop wheel machine turntable bearing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103967929A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104214225A (en) * | 2014-09-03 | 2014-12-17 | 洛阳轴研科技股份有限公司 | Double-row four-point contact ball turntable bearing |
| CN104832545A (en) * | 2015-05-13 | 2015-08-12 | 广西梧州运龙港船机械制造有限公司 | Turntable bearing of marine crane |
| CN105545944A (en) * | 2016-03-07 | 2016-05-04 | 洛阳轴研科技股份有限公司 | Large double-direction thrust ball bearing with airtightness and assembling method of large double-direction thrust ball bearing |
| CN106195003A (en) * | 2016-08-08 | 2016-12-07 | 洛阳轴研科技股份有限公司 | A kind of arc-shaped guide rail bearing unit and use the rocking equipment of this bearing unit |
| CN108150611A (en) * | 2016-12-06 | 2018-06-12 | 六环传动（西安）科技有限公司 | A kind of robot and planetary reducer |
| CN111894992A (en) * | 2020-08-06 | 2020-11-06 | 中国铁建重工集团股份有限公司 | Engineering machine, main bearing and sealing element |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003020685A (en) * | 2001-07-10 | 2003-01-24 | Hitachi Constr Mach Co Ltd | Rotary bearing for construction machine |
| CN1598339A (en) * | 2003-08-27 | 2005-03-23 | 德丰泰纳公司 | Slewing ring |
| CN101542145A (en) * | 2006-10-31 | 2009-09-23 | Imo控股有限责任公司 | Rolling bearing arrangement |
| CN202065357U (en) * | 2011-05-16 | 2011-12-07 | 湖州铧星轴承有限公司 | Two-way seal ring for bearing |
| JP2012159114A (en) * | 2011-01-31 | 2012-08-23 | Ntn Corp | Sealing structure for turning bearing |
| DE102012002203A1 (en) * | 2012-02-07 | 2013-08-08 | Imo Holding Gmbh | Rolling bearing arrangement for the storage of parts of a wind turbine, as well as wind turbine with a thus designed blade bearing |
-
2014
- 2014-04-18 CN CN201410155470.5A patent/CN103967929A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003020685A (en) * | 2001-07-10 | 2003-01-24 | Hitachi Constr Mach Co Ltd | Rotary bearing for construction machine |
| CN1598339A (en) * | 2003-08-27 | 2005-03-23 | 德丰泰纳公司 | Slewing ring |
| CN101542145A (en) * | 2006-10-31 | 2009-09-23 | Imo控股有限责任公司 | Rolling bearing arrangement |
| JP2012159114A (en) * | 2011-01-31 | 2012-08-23 | Ntn Corp | Sealing structure for turning bearing |
| CN202065357U (en) * | 2011-05-16 | 2011-12-07 | 湖州铧星轴承有限公司 | Two-way seal ring for bearing |
| DE102012002203A1 (en) * | 2012-02-07 | 2013-08-08 | Imo Holding Gmbh | Rolling bearing arrangement for the storage of parts of a wind turbine, as well as wind turbine with a thus designed blade bearing |
Non-Patent Citations (2)
| Title |
|---|
| 周琳等: "船用吊车用转盘轴承的选型与设计", 《轴承》, no. 10, 31 October 2009 (2009-10-31), pages 8 - 10 * |
| 许明奇等: "转台轴承预紧螺栓强度分析", 《轴承》, no. 4, 30 April 2013 (2013-04-30), pages 16 - 18 * |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104214225A (en) * | 2014-09-03 | 2014-12-17 | 洛阳轴研科技股份有限公司 | Double-row four-point contact ball turntable bearing |
| CN104832545A (en) * | 2015-05-13 | 2015-08-12 | 广西梧州运龙港船机械制造有限公司 | Turntable bearing of marine crane |
| CN105545944A (en) * | 2016-03-07 | 2016-05-04 | 洛阳轴研科技股份有限公司 | Large double-direction thrust ball bearing with airtightness and assembling method of large double-direction thrust ball bearing |
| CN105545944B (en) * | 2016-03-07 | 2018-01-26 | 洛阳轴研科技股份有限公司 | A kind of large-scale thrust ball bearing and its assemble method with air-tightness |
| CN106195003A (en) * | 2016-08-08 | 2016-12-07 | 洛阳轴研科技股份有限公司 | A kind of arc-shaped guide rail bearing unit and use the rocking equipment of this bearing unit |
| CN108150611A (en) * | 2016-12-06 | 2018-06-12 | 六环传动（西安）科技有限公司 | A kind of robot and planetary reducer |
| CN111894992A (en) * | 2020-08-06 | 2020-11-06 | 中国铁建重工集团股份有限公司 | Engineering machine, main bearing and sealing element |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103967929A (en) | Double-row ball-shaped ship used loop wheel machine turntable bearing | |
| CN201786917U (en) | High-load full ball bearing | |
| US11293485B2 (en) | Multi-row rolling bearing | |
| CN201448362U (en) | Double-row angular contact thrust ball turnplate bearing | |
| CN104832535A (en) | A rolling type knuckle bearing | |
| CN102494018A (en) | Bearing | |
| CN201794924U (en) | Self-aligning ball bearing | |
| CN204533222U (en) | A kind of deep groove ball bearing of two sides band dust cover | |
| CN104061238A (en) | Turntable bearing and assembling method of radar | |
| CN204587231U (en) | The heavy roller fairlead in inland river | |
| CN108533616B (en) | Low-speed heavy-load ball bearing | |
| CN206072113U (en) | A kind of top load is wear-resistant pivoting support | |
| CN204175801U (en) | A kind of structure preventing bearing inner race from skidding | |
| CN210003675U (en) | Combined double-external-tooth double-row eccentric thrust angular contact ball slewing bearing | |
| CN104141684B (en) | Hydraulic self-adapting formula ball bearing | |
| CN203068025U (en) | Central slewing joint provided with bearing additionally | |
| CN202371004U (en) | Bearing | |
| CN205371296U (en) | Outer tooth -like double reducing ball formula slewing bearing | |
| CN202901009U (en) | Dual-roller inner support revolving support | |
| CN104500574B (en) | Taper roll bearing with detachable roller | |
| CN203717636U (en) | Double-row angular contact bearing | |
| CN213870736U (en) | Thin-wall waterproof bearing | |
| CN202756433U (en) | Double-row-ball different-diameter ball type pivoting support | |
| CN206111854U (en) | Wear ring bearing | |
| CN211474666U (en) | Double-row angular contact bearing for engraving and milling ultrathin plate glass |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20140806 |